Title 32 National Defense Civilian Health And Medical Program Of The Uniformed Services (CHAMPUS) Part 199.26 TRICARE Young Adult Revision: C-1, September 29, 2017 Rule: Interim Final Rule/FR Vol 82, No 188 (a) Establishment. (1) Purpose. (2) Statutory authority. (3) Scope of the program. (4) Major features of TYA. (i) TRICARE rules applicable. (ii) Premiums. (iii) Procedures. (iv) Benefits. (b) Eligibility for TRICARE Young Adult coverage.-- (1) Young Adult Dependent. (c) TRICARE Young Adult premiums. (1) Annual establishment of rates.-- (2) Premium adjustments. (d) Procedures. (1) Purchasing coverage. (i) Continuation coverage. (ii) Enrollment. (2) Termination. (A) Active duty military sponsor. (B) Selected Reserve (Sel Res) Sponsor. (C) Retired Reserve Sponsor. (3) Eligibility for the Continued Health Care Benefit Program. (4) Changing coverage. (e) Preemption of State laws.-- (f) Administration.